Display screen with a graphical user interface



FIG. 1 is a view of the graphical user interface on a display screen;and,

FIG. 2 is a view of another embodiment thereof.

The outer broken line rectangle depicts a display screen or portionthereof on which the user interface is displayed, whereas other brokenlines depict environment. The broken lines form no part of the claimeddesign.

CLAIM The ornamental design for a display screen with a graphical userinterface, as shown and described.